CN203775432U - Rotor blade and electrothermal chip for electrothermal deicing rotor blade of wind driven generator - Google Patents
Rotor blade and electrothermal chip for electrothermal deicing rotor blade of wind driven generator Download PDFInfo
- Publication number
- CN203775432U CN203775432U CN201420035699.0U CN201420035699U CN203775432U CN 203775432 U CN203775432 U CN 203775432U CN 201420035699 U CN201420035699 U CN 201420035699U CN 203775432 U CN203775432 U CN 203775432U
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- CN
- China
- Prior art keywords
- rotor blade
- electrothermal
- driven generator
- carbon fiber
- electrothermal chip
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
Abstract
The utility model provides a rotor blade and an electrothermal chip for electrothermal deicing rotor blades of a wind driven generator. The electrothermal chip comprises a glass fiber cloth, wherein carbon fiber bundles are sewed on the glass fiber cloth. In the scheme, the electrothermal chip is composed of the glass fiber cloth and the carbon fibers, does not contain metal, and meets the material requirements of the rotor blades; and the glass fiber cloth is high in permeability, the pouring technology requirement of the stator blades can be met when pouring the electrothermal chips in the rotor blades, and the manufactured electrothermal deicing rotor blades can prevent the rotor blades from icing by utilizing the heat energy produced after the carbon fibers are electrified.
Description
Technical field
The utility model relates to a kind of electrothermal chip and rotor blade that is exclusively used in aero-generator rotor blade electro-heat deicing.
Background technology
Wind power generation is the new forms of energy that current domestic and international application is very wide, but due to the variation of weather, particularly China's sleet weather increases harm seriously in recent years, due to the impact of sleet, on the rotor blade of wind-driven generator, produce the phenomenon of freezing, wind-driven generator is caused to very large harm.
The method conventionally adopting of freezing of eliminating at present on rotor blade is: when rotor blade freezes to a certain extent, shut down deicing, its de-icing method one is the natural deicing of waiting for that the temperature rises, the 2nd, manually beat deicing, there is following shortcoming in said method: the energy output that affects generating set; Beat and can cause damage to generating set.
Chinese invention patent 200810049360.5 discloses a kind of automatic auxiliary electro-heat deicing apparatus for high tension electric tower, in the elongate housing of making in right angle two panels, base plate and two end cap, in chamber, longitudinally place a heating core and adiabatic inserts, housing cross section is right-angled triangle; Heating core is on the endoceliac top of shell, and Insulation stopping is placed the bottom in housing, and the heating power of heating core is 50～200W/m, and heating core is to have the electric wire of insulating barrier to be coiled to form with surface, and its two end line is from drawing with end; This automatic auxiliary electro-heat deicing apparatus for high tension electric tower is arranged on high tension electric tower tower body, can prevent high tension electric tower surface freeze and freeze after the device of ice-melt at any time, formed the electro-heat deicing technology that is applied to high tension electric tower, but this cannot directly applying in aero-generator rotor blade.Inventor is combined in electro-heat deicing specialty years of researches and above-mentioned electro-heat deicing principle, rotor blade by electro-heat deicing technology for wind-driven generator, solved the technical barrier that may run in aero-generator rotor blade electro-heat deicing process, succeed in developing electrothermal chip and shaped device and the forming method of the power wing that can be used for wind-driven generator, melt in real time freezing on power wing.
Utility model content
The technical problems to be solved in the utility model is to provide electrothermal chip and rotor blade for a kind of wind-driven generator electro-heat deicing rotor blade, and this electrothermal chip permeability is high, can directly be assemblied on the rotor blade of wind-driven generator, avoids rotor blade to freeze.
For solving the problems of the technologies described above, embodiment of the present utility model provides a kind of wind-driven generator electro-heat deicing rotor blade electrothermal chip, comprises glass fabric, on this glass fabric, has seamed carbon fiber bundle.
Wherein, on described glass fabric, be separated by and seamed at least two bundle carbon fiber bundles.
Preferred scheme, the thickness of described glass fabric is 0.4～0.8cm, described at least two restraint the 1～2cm that is spaced apart between carbon fiber bundles; Described carbon fiber bundle adopts the carbon fiber bundle of 12～36K.
For solving the problems of the technologies described above, embodiment of the present utility model also provides a kind of wind-driven generator electro-heat deicing rotor blade, comprise exterior skin frp layer, core and inside panel frp layer, between described exterior skin frp layer and core, be provided with described electrothermal chip.
The beneficial effect of technique scheme of the present utility model is as follows:
In such scheme, electrothermal chip is comprised of glass fabric and carbon fiber, does not comprise metal, meets the material requirement of rotor blade; Glass fabric has high permeability, when electrothermal chip is poured in rotor blade, can meet the instillation process requirement of rotor blade, and the electro-heat deicing rotor blade of making can utilize the heat energy producing after carbon fiber energising, prevents that rotor blade from freezing.
Accompanying drawing explanation
Fig. 1 is the structural representation of the utility model embodiment electrothermal chip;
Fig. 2 is the structural representation of the utility model embodiment rotor blade;
Fig. 3 is the partial enlarged drawing at A place in Fig. 2.
Description of reference numerals:
1, carbon fiber bundle;
2, glass fabric;
3, electrothermal chip;
4, exterior skin frp layer;
5, core;
6, inside panel frp layer;
7, glass fiber reinforced plastic beam cap;
8, web.
Embodiment
For making the technical problems to be solved in the utility model, technical scheme and advantage clearer, be described in detail below in conjunction with the accompanying drawings and the specific embodiments.
The utility model is for existing electrothermal chip manufacturing process complexity, carbon fiber and cloth permeability is low, can not, for the problem of aero-generator rotor blade, provide a kind of wind-driven generator electro-heat deicing rotor blade electrothermal chip.
As shown in Figure 1, the utility model provides a kind of wind-driven generator electro-heat deicing rotor blade electrothermal chip, comprise that thickness is the glass fabric 2 of 0.4～0.8cm, on this glass fabric 2, seamed carbon fiber bundle 1, described carbon fiber bundle 1 adopts the carbon fiber bundle of 12～36K.
On described glass fabric 2, be separated by and seam the parallel carbon fiber bundle 1 of arranging of at least two bundles, spacing between described at least 2 bundle carbon fiber bundles 1 is determined according to the needs of caloric value in practical application, in the present embodiment, the spacing between carbon fiber bundle 1 is set to 1～2cm.
As shown in Figure 2 and Figure 3, embodiment of the present utility model also provides a kind of wind-driven generator electro-heat deicing rotor blade, comprise exterior skin frp layer 4, core 5 and inside panel frp layer 6, between described exterior skin frp layer 4 and core 5, be provided with described electrothermal chip 3.
The inner side of described core 5 is the inside panel frp layer 6 of thick 3～5mm.
Wherein, the thickness of described electrothermal chip 3 is 1.8～2.2mm; The thickness of described exterior skin frp layer 4 is 3～5mm; The thickness of described core 5 is 8～50mm.
The core 5 of the widest part of described rotor blade is provided with breach, is provided with glass fiber reinforced plastic beam cap 7 in this breach, and the glass fiber reinforced plastic beam cap 7 of both sides is fixedly connected with by two blocks of webs 8.
In such scheme, electrothermal chip is comprised of glass fabric and carbon fiber, does not comprise metal, meets the material requirement of rotor blade; Glass fabric has high permeability, when electrothermal chip is poured in rotor blade, can meet the instillation process requirement of rotor blade, and the electro-heat deicing rotor blade of making can utilize the heat energy producing after carbon fiber energising, prevents that rotor blade from freezing.
The above is preferred implementation of the present utility model; should be understood that; for those skilled in the art; do not departing under the prerequisite of principle described in the utility model; can also make some improvement or replacement, these improvement or replacement also should be considered as protection range of the present utility model.
Claims (4)
1. a wind-driven generator electro-heat deicing rotor blade electrothermal chip, is characterized in that, described electrothermal chip comprises glass fabric, on this glass fabric, has seamed carbon fiber bundle.
2. wind-driven generator electro-heat deicing rotor blade electrothermal chip according to claim 1, is characterized in that, is separated by and has seamed at least two bundle carbon fiber bundles on described glass fabric.
3. wind-driven generator electro-heat deicing rotor blade electrothermal chip according to claim 2, is characterized in that, the thickness of described glass fabric is 0.4～0.8cm, and described at least two restraint the 1～2cm that is spaced apart between carbon fiber bundles; Described carbon fiber bundle adopts the carbon fiber bundle of 12～36K.
4. a wind-driven generator electro-heat deicing rotor blade, comprises exterior skin frp layer, core and inside panel frp layer, it is characterized in that, is provided with the electrothermal chip as described in claim 1-3 any one between described exterior skin frp layer and core.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420035699.0U CN203775432U (en) | 2014-01-20 | 2014-01-20 | Rotor blade and electrothermal chip for electrothermal deicing rotor blade of wind driven generator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420035699.0U CN203775432U (en) | 2014-01-20 | 2014-01-20 | Rotor blade and electrothermal chip for electrothermal deicing rotor blade of wind driven generator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203775432U true CN203775432U (en) | 2014-08-13 |
Family
ID=51292572
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420035699.0U Withdrawn - After Issue CN203775432U (en) | 2014-01-20 | 2014-01-20 | Rotor blade and electrothermal chip for electrothermal deicing rotor blade of wind driven generator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203775432U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103826336A (en) * | 2014-01-20 | 2014-05-28 | 刘中威 | Wind-driven generator electrothermal ice melting rotor blade, electrothermal chip and forming device and method |
| CN106053876A (en) * | 2016-07-28 | 2016-10-26 | 无锡信大气象传感网科技有限公司 | Anemorumbometer used in windy and rainy days |
| CN106949022A (en) * | 2017-05-11 | 2017-07-14 | 刘中威 | Recoverable electro-heat deicing aero-generator rotor blade and preparation method thereof |
| CN106961752A (en) * | 2017-05-11 | 2017-07-18 | 刘中威 | Carbon fiber electric heating ice-melt chip and preparation method thereof can be repaired |
| CN109707561A (en) * | 2017-10-26 | 2019-05-03 | 吴金珠 | Anti-icing blade preparation method and wind generating set blade |
-
2014
- 2014-01-20 CN CN201420035699.0U patent/CN203775432U/en not_active Withdrawn - After Issue
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103826336A (en) * | 2014-01-20 | 2014-05-28 | 刘中威 | Wind-driven generator electrothermal ice melting rotor blade, electrothermal chip and forming device and method |
| CN103826336B (en) * | 2014-01-20 | 2016-01-06 | 刘中威 | Wind-driven generator electro-heat deicing rotor blade, electrothermal chip and shaped device and method |
| CN106053876A (en) * | 2016-07-28 | 2016-10-26 | 无锡信大气象传感网科技有限公司 | Anemorumbometer used in windy and rainy days |
| CN106949022A (en) * | 2017-05-11 | 2017-07-14 | 刘中威 | Recoverable electro-heat deicing aero-generator rotor blade and preparation method thereof |
| CN106961752A (en) * | 2017-05-11 | 2017-07-18 | 刘中威 | Carbon fiber electric heating ice-melt chip and preparation method thereof can be repaired |
| CN109707561A (en) * | 2017-10-26 | 2019-05-03 | 吴金珠 | Anti-icing blade preparation method and wind generating set blade |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20140813 Effective date of abandoning: 20160106 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |